html,body{
    padding: 0;
    margin: 0;
    height: 100%;
}

a,a:hover,a:active,a:visited,a:link,a:focus{
    -webkit-tap-highlight-color:rgba(0,0,0,0);
    -webkit-tap-highlight-color: transparent;
    outline:none;
    background: none;
    text-decoration: none;
  }

  :focus{ outline:none }